This ready-to-run N Scale ACF 39′ 2-Bay Center-Flow Covered Hopper with Round Hatches from Micro-Trains(R) is based on cars built beginning in the 1960s, making it ideal for your diesel-era freight into the 2020s and beyond. Covered hoppers such as this are used for hauling grain, fertilizer, frac sand and other bulk, granulated materials. This covered hopper features free-rolling Delrin(R) trucks with contoured axles, truck-mounted Magne-Matic(R) couplers and interior weights. Cars also include thin-profile foot stirrups, brake wheels and fine decoration. This ACF 2-Bay Center Flow Covered Hopper is one of many Micro-Trains N Scale freight cars.WARNING: This product can expose you to chemicals including Bisphenal A, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov